agenttesla | 23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6

General

Target

23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe
Size

5.0MB
MD5

1cb211d3d1aead7eb34777c5d76695da
SHA1

5d61854d0be9ba2360f721cb79c3b06c07e59106
SHA256

23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6
SHA512

907dc967e6c94d530d42029ee0e18f2ae154a16c45d7d184c78ebc1be8c8213fa9326ec8f8d9f428c46d4b99fef229ee976e1bebb8dfa9d84d980d60d09df23b
SSDEEP

49152:P1oF4Lbr1B1q3SlFQE/6L6hkOITCygj4FITzZGtQprMpyZxE6MKd1rxgwcqyssdN:P1Fr1Ba5LJ2zZN31UQ2pgPK+g

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.normagroup.com.tr
Port:
21
Username:
[email protected]
Password:
Qb.X[.j.Yfm[

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2640 set thread context of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	regasm.exe
2744	regasm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	regasm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2744	regasm.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2744	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	30
PID 2640 wrote to memory of 2944	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	31
PID 2640 wrote to memory of 2944	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	31
PID 2640 wrote to memory of 2944	2640	23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe	31

C:\Users\Admin\AppData\Local\Temp\23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe
"C:\Users\Admin\AppData\Local\Temp\23419d1f783c90e855cd52aaa46ddc97e06f2514dbaf6abf69f1aec24c279fe6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2744
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2640 -s 620
  2⤵
  PID:2944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2640-0-0x000007FEF5C03000-0x000007FEF5C04000-memory.dmp

Filesize
4KB

Download
memory/2640-1-0x0000000000380000-0x000000000088C000-memory.dmp

Filesize
5.0MB

Download
memory/2640-2-0x00000000002B0000-0x0000000000342000-memory.dmp

Filesize
584KB

Download
memory/2640-3-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2640-19-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2640-18-0x000007FEF5C03000-0x000007FEF5C04000-memory.dmp

Filesize
4KB

Download
memory/2744-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2744-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2744-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing